Demo

Mainframe System Programmer in zOS & ISVs.

Kavaliro
Jacksonville, FL Contractor
POSTED ON 12/26/2025
AVAILABLE BEFORE 2/2/2026
Job Description

Kavaliro is seeking a Mainframe System Programmer in zOS & ISVs to support a client remotely.

Job Responsibilities

  • Perform standard system programming activities like configuration, installation & maintenance using SMP/E, and vendor software installations in the mainframe environment.
  • Perform Operating System upgrade and RSU maintenance via z/OSMF Workflow.
  • Advanced System Management: Architect, install, and configure highly complex z/OS environments and third-party software.
  • Support Software Standardization and new Feature implementations.
  • Support other team: storage management, performance tuning, capacity planning, security, networking, and operating procedures from zOS perspective.
  • Work with Mainframe System Programmers staff across tracks to enhance the mainframe environment.
  • Assist team members to solve problems, make innovative improvements and make decisions.
  • Identify and implement system and process improvements in the z/OS environment Work with application support teams and other internal customers to facilitate business initiatives.

Experience level

  • 12 years of professional work experience as a Mainframe System Programmer in zOS & ISVs.

Technical Key Skills (Mandatory Skills)

  • Expertise in performing SMP/E and Non-SMPE Installation of ISV products)
  • Expertise in IBM and Broadcom Software product Install and Upgrades
  • Mastery of z/OS system commands, utilities, and automation tools.
  • Operating system z/OS V2.5 upgrades or later with z/OSMF workflow execution.
  • IODF, HCD Skillset to add new devices.
  • Sysplex and config management (good to have)
  • Fluent in JCL and IBM Utilities (IEBGENER/IEBCOPY/AMASPZAP/DFDSS)
  • ISPF/TSO and other basic
  • Basic knowledge of REXX/CLIST
  • Designing project plan(upgrades, maintenance, decom) with task list for all stakeholders and communicating the timelines with delivery and customer.
  • Formulate roadmaps with all pre-requisites to achieve a project completion.

Kavaliro provides Equal Employment Opportunities to all employees and applicants. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Kavaliro is committed to the full inclusion of all qualified individuals. In keeping with our commitment, Kavaliro will take the steps to assure that people with disabilities are provided reasonable accommodations. Accordingly, if reasonable accommodation is required to fully participate in the job application or interview process, to perform the essential functions of the position, and/or to receive all other benefits and privileges of employment, please respond to this posting to connect with a company representative.

Job Requirements

Remote

Hourly Wage Estimation for Mainframe System Programmer in zOS & ISVs. in Jacksonville, FL
$39.00 to $50.00
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